25435340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1873}}^1$

素因数の和:1986

約数の個数: 48

約数和(自身を含む): 61707072

約数和(自身を除く): 36271732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1873, 1940, 2716, 3395, 3746, 6790, 7492, 9365, 13111, 13580, 18730, 26222, 37460, 52444, 65555, 131110, 181681, 262220, 363362, 726724, 908405, 1271767, 1816810, 2543534, 3633620, 5087068, 6358835, 12717670, 25435340]

約数ペア:

[(1, 25435340), (2, 12717670), (4, 6358835), (5, 5087068), (7, 3633620), (10, 2543534), (14, 1816810), (20, 1271767), (28, 908405), (35, 726724), (70, 363362), (97, 262220), (140, 181681), (194, 131110), (388, 65555), (485, 52444), (679, 37460), (970, 26222), (1358, 18730), (1873, 13580), (1940, 13111), (2716, 9365), (3395, 7492), (3746, 6790)]